Send a single ofp_packet_out but include two output actions -- one to each 
destination.

Same thing applies if you're using a flow-mod instead of a packet-out.

-- Murphy

On Sep 8, 2014, at 12:33 PM, Brian Krisler <bkris...@bbn.com> wrote:

> Hi,
> 
> I am trying to create a set of rules that will duplicate a packet.
> So, when a packet is sent from srcA destined for dstX, 
> a copy is also sent to monitorH.
> 
> I tried to just add a new ofp_packet_out message to the duplicator
> that set the nw_dst address to monitorH, but I get an error that
> the buffer_id has already been used. If I set the buffer_id to None,
> the packet arrives at dstX, but not at monitorH. If I leave the buffer
> untouched, and drop the packet from dstX, so it only goes to monitorH,
> nothing happens. Viewing output in tshark, show no packets going
> to host monitorH.
> 
> Is this the correct approach, or should I try something different?
> 
> Thanks
> 
> Brian
> 

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